Question

plz help me guys class 11 chemistry ​

Answer 1

Explanation:

, the wavelength of the electron moving with a velocity of =2.05 × 107 ms–1 is

= 3.548 × 10–11 m.

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Answer 2

Answer:

Explanation:

λ = h/mv

 = 6.625 × 10⁻³⁴/9.1 × 10⁻³¹ × 2.05 × 10⁷

 = 6.625 × 10⁻³⁴/18.65 ×  10⁻²⁴

 = 0.36  × 10⁻¹⁰ m